MC68HC908BD48IB Freescale Semiconductor, MC68HC908BD48IB Datasheet - Page 111
MC68HC908BD48IB
Manufacturer Part Number
MC68HC908BD48IB
Description
IC MCU 48K FLASH 6MHZ USB 42SDIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908BD48IBE.pdf
(288 pages)
Specifications of MC68HC908BD48IB
Core Processor
HC08
Core Size
8-Bit
Speed
6MHz
Connectivity
I²C, USB
Peripherals
POR, PWM
Number Of I /o
32
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 6x8b
Oscillator Type
Internal
Operating Temperature
0°C ~ 85°C
Package / Case
42-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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8.1 Contents
8.2 Introduction
MC68HC908BD48
Freescale Semiconductor
Data Sheet — MC68HC908BD48
—
Rev. 2.1
8.2
8.3
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.5
8.5.1
8.5.2
8.6
The oscillator circuit is designed for use with crystals or ceramic
resonators. The oscillator circuit generates the crystal clock signal,
OSCXCLK, at the frequency of the crystal. This signal is divided by two
before being passed on to the SIM for bus clock generation.
shows the structure of the oscillator. The oscillator requires various
external components.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Low Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Oscillator During Break Mode. . . . . . . . . . . . . . . . . . . . . . . . . 114
Oscillator External Connections . . . . . . . . . . . . . . . . . . . . . . .112
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Crystal Amplifier Input Pin (OSC1). . . . . . . . . . . . . . . . . . . 113
Crystal Amplifier Output Pin (OSC2) . . . . . . . . . . . . . . . . . 113
Oscillator Enable Signal (SIMOSCEN). . . . . . . . . . . . . . . . 113
External Clock Source (OSCXCLK) . . . . . . . . . . . . . . . . . . 113
Oscillator Out (OSCOUT). . . . . . . . . . . . . . . . . . . . . . . . . . 113
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
Oscillator (OSC)
Section 8. Oscillator (OSC)
Figure 8-1
Data Sheet
111
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